This is a 8 channel relay module. It can be used to control the lighting, electrical and other equipments. The modular design makes it easy to expand with the Arduino board or other MCU board PIC, ARM and MSP430. The Relay output state by a light-emitting diode.
Specifications:
- Drive current: 20mA
- Control signal: 12V TTL level
- Maximum switching voltage: 150VAC 24VDC
- Dimension: 91mm*57mm*15mm